10-K Filing

HECLA MINING CO/DE/ CIK: 719413 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0001437749-22-004164`
Period End Date	20211231
Filing Date	20220223
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	hl20211231_10k_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 102 Income Statement 96 Cash Flow Statement 149 Stockholders Equity 61

Balance Sheet 102 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$210.01M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$129.83M	USD	Point-in-time
Trade	`AccountsReceivableNetCurrent`	$36.44M	USD	Point-in-time
Trade	`AccountsReceivableNetCurrent`	$27.86M	USD	Point-in-time
Series B preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	157,816.00	shares	Point-in-time
Taxes	`IncomeTaxesReceivable`	-	USD	Point-in-time
Taxes	`IncomeTaxesReceivable`	$1.58M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.25	USD	Point-in-time
Other, net	`OtherReceivables`	$8.15M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.25	USD	Point-in-time
Other, net	`OtherReceivables`	$9.74M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	750.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	750.00M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssuedLessTreasuryShares`	538.49M	shares	Point-in-time
Concentrates, dore, stockpiled ore, and metals in transit and in-process	`InventoryFinishedGoods`	$25.91M	USD	Point-in-time
Concentrates, dore, stockpiled ore, and metals in transit and in-process	`InventoryFinishedGoods`	$57.57M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssuedLessTreasuryShares`	545.53M	shares	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockShares`	6.82M	shares	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$38.61M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$41.86M	USD	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockShares`	7.40M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$19.11M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$19.27M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$284.31M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$341.63M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$178.84M	USD	Point-in-time
Investments	`LongTermInvestments`	$15.15M	USD	Point-in-time
Investments	`LongTermInvestments`	$10.84M	USD	Point-in-time
Restricted cash and investments	`RestrictedCashAndCashEquivalentsNoncurrent`	$1.05M	USD	Point-in-time
Restricted cash and investments	`RestrictedCashAndCashEquivalentsNoncurrent`	$1.05M	USD	Point-in-time
Properties, plants, equipment and mineral interests, net	`PropertyPlantAndEquipmentNet`	$2.31B	USD	Point-in-time
Properties, plants, equipment and mineral interests, net	`PropertyPlantAndEquipmentNet`	$2.38B	USD	Point-in-time
Properties, plants, equipment and mineral interests, net	`PropertyPlantAndEquipmentNet`	$2.45B	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$12.44M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$10.63M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$45.56M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$2.91M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$6.48M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$8.08M	USD	Point-in-time
Total assets	`Assets`	$2.66B	USD	Point-in-time
Total assets	`Assets`	$2.73B	USD	Point-in-time
Total assets	`Assets`	$2.70B	USD	Point-in-time
Accounts payable and accrued liabilities	`AccountsPayableAndAccruedLiabilitiesCurrent`	$68.52M	USD	Point-in-time
Accounts payable and accrued liabilities	`AccountsPayableAndAccruedLiabilitiesCurrent`	$68.10M	USD	Point-in-time
Accrued payroll and related benefits	`EmployeeRelatedLiabilitiesCurrent`	$31.81M	USD	Point-in-time
Accrued payroll and related benefits	`EmployeeRelatedLiabilitiesCurrent`	$28.71M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$5.77M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$12.31M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityCurrent`	$6.49M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityCurrent`	$5.61M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityCurrent`	$3.01M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityCurrent`	$2.49M	USD	Point-in-time
Accrued reclamation and closure costs	`AccruedReclamationCostsCurrent`	$5.58M	USD	Point-in-time
Accrued reclamation and closure costs	`AccruedReclamationCostsCurrent`	$9.26M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$14.16M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$14.45M	USD	Point-in-time
Derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$19.35M	USD	Point-in-time
Derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$11.74M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$138.00K	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$99.00K	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$160.38M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$147.21M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityNoncurrent`	$7.78M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityNoncurrent`	$9.27M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityNoncurrent`	$9.95M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityNoncurrent`	$7.63M	USD	Point-in-time
Accrued reclamation and closure costs	`MineReclamationAndClosingLiabilityNoncurrent`	$103.97M	USD	Point-in-time
Accrued reclamation and closure costs	`MineReclamationAndClosingLiabilityNoncurrent`	$110.47M	USD	Point-in-time
Long-term debt	`LongTermNotesPayable`	$507.24M	USD	Point-in-time
Long-term debt	`LongTermNotesPayable`	$508.10M	USD	Point-in-time
Deferred tax liability	`DeferredIncomeTaxLiabilitiesNet`	$156.09M	USD	Point-in-time
Deferred tax liability	`DeferredIncomeTaxLiabilitiesNet`	$157.64M	USD	Point-in-time
Deferred tax liability	`DeferredIncomeTaxLiabilitiesNet`	$149.71M	USD	Point-in-time
Pension liability	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$44.14M	USD	Point-in-time
Pension liability	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$4.67M	USD	Point-in-time
Derivatives liabilities, noncurrent	`DerivativeLiabilitiesNoncurrent`	$18.00K	USD	Point-in-time
Derivatives liabilities, noncurrent	`DerivativeLiabilitiesNoncurrent`	$18.53M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$4.94M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$4.35M	USD	Point-in-time
Total liabilities	`Liabilities`	$986.42M	USD	Point-in-time
Total liabilities	`Liabilities`	$964.24M	USD	Point-in-time
Total liabilities	`Liabilities`	$968.02M	USD	Point-in-time
Commitments and contingencies (Notes 5, 6, 9, 10, 14 and 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Notes 5, 6, 9, 10, 14 and 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, $0.25 par value, authorized 750,000,000 shares; issued 2021 545,534,760 shares and 2020 538,487,415 shares	`CommonStockValue`	$136.39M	USD	Point-in-time
Common stock, $0.25 par value, authorized 750,000,000 shares; issued 2021 545,534,760 shares and 2020 538,487,415 shares	`CommonStockValue`	$134.63M	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapital`	$2.00B	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapital`	$2.03B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-353.65M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-368.07M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-349.22M	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-32.89M	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-28.46M	USD	Point-in-time
Less treasury stock, at cost; 2021 7,395,295 and 2020 6,821,044 shares issued and held in treasury	`TreasuryStockValue`	$28.02M	USD	Point-in-time
Less treasury stock, at cost; 2021 7,395,295 and 2020 6,821,044 shares issued and held in treasury	`TreasuryStockValue`	$23.50M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.76B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.70B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.69B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.71B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.66B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.73B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.70B	USD	Point-in-time

Income Statement 96 line items

Line Item	Tag	Value	Unit	Period
Net sales	`RevenueFromContractWithCustomerIncludingAssessedTax`	$673.27M	USD	Annual
Net sales	`RevenueFromContractWithCustomerIncludingAssessedTax`	$691.87M	USD	Annual
Net sales	`RevenueFromContractWithCustomerIncludingAssessedTax`	$807.47M	USD	Annual
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$447.99M	USD	Annual
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$417.88M	USD	Annual
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$382.66M	USD	Annual
Depreciation, depletion and amortization:	`CostDepreciationAmortizationAndDepletion`	$171.79M	USD	Annual
Depreciation, depletion and amortization:	`CostDepreciationAmortizationAndDepletion`	$191.45M	USD	Annual
Depreciation, depletion and amortization:	`CostDepreciationAmortizationAndDepletion`	$148.11M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$530.77M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$589.67M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$639.44M	USD	Annual
Gross profit	`GrossProfit`	$161.10M	USD	Annual
Gross profit	`GrossProfit`	$217.80M	USD	Annual
Gross profit	`GrossProfit`	$33.83M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$35.56M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$34.57M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$35.83M	USD	Annual
Exploration and pre-development	`ExplorationAndPredevelopmentExpense`	$18.30M	USD	Annual
Exploration and pre-development	`ExplorationAndPredevelopmentExpense`	$47.90M	USD	Annual
Exploration and pre-development	`ExplorationAndPredevelopmentExpense`	$19.07M	USD	Annual
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$4.69M	USD	Annual
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$14.57M	USD	Annual
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$3.93M	USD	Annual
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$24.91M	USD	Annual
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$12.05M	USD	Annual
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$23.01M	USD	Annual
Loss on disposition of properties, plants, equipment and mineral interests	`GainLossOnDispositionOfAssets1`	$-87.00K	USD	Annual
Loss on disposition of properties, plants, equipment and mineral interests	`GainLossOnDispositionOfAssets1`	$-4.64M	USD	Annual
Loss on disposition of properties, plants, equipment and mineral interests	`GainLossOnDispositionOfAssets1`	$-572.00K	USD	Annual
Other operating expense	`OtherCostAndExpenseOperating`	$14.24M	USD	Annual
Other operating expense	`OtherCostAndExpenseOperating`	$10.85M	USD	Annual
Other operating expense	`OtherCostAndExpenseOperating`	$4.22M	USD	Annual
Total other operating expenses	`OperatingExpenses`	$134.38M	USD	Annual
Total other operating expenses	`OperatingExpenses`	$94.12M	USD	Annual
Total other operating expenses	`OperatingExpenses`	$80.51M	USD	Annual
Income (loss) from operations	`OperatingIncomeLoss`	$83.42M	USD	Annual
Income (loss) from operations	`OperatingIncomeLoss`	$-46.68M	USD	Annual
Income (loss) from operations	`OperatingIncomeLoss`	$66.98M	USD	Annual
Fair value adjustments, net	`NonoperatingGainsLosses`	$-5.44M	USD	Annual
Fair value adjustments, net	`NonoperatingGainsLosses`	$-11.81M	USD	Annual
Fair value adjustments, net	`NonoperatingGainsLosses`	$-35.79M	USD	Annual
Foreign exchange loss, net	`ForeignCurrencyTransactionGainLossRealized`	$417.00K	USD	Annual
Foreign exchange loss, net	`ForeignCurrencyTransactionGainLossRealized`	$-8.24M	USD	Annual
Foreign exchange loss, net	`ForeignCurrencyTransactionGainLossRealized`	$-4.61M	USD	Annual
Other net expense	`OtherNonoperatingIncomeExpense`	$-4.43M	USD	Annual
Other net expense	`OtherNonoperatingIncomeExpense`	$-2.26M	USD	Annual
Other net expense	`OtherNonoperatingIncomeExpense`	$-574.00K	USD	Annual
Interest expense, net	`InterestExpense`	$41.95M	USD	Annual
Interest expense, net	`InterestExpense`	$48.45M	USD	Annual
Interest expense, net	`InterestExpense`	$49.57M	USD	Annual
Total other expense:	`NonoperatingIncomeExpense`	$-66.55M	USD	Annual
Total other expense:	`NonoperatingIncomeExpense`	$-77.89M	USD	Annual
Total other expense:	`NonoperatingIncomeExpense`	$-68.24M	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$5.53M	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-1.26M	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-113.23M	USD	Annual
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$8.20M	USD	Annual
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-29.57M	USD	Annual
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-18.32M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$35.09M	USD	Annual
Preferred stock dividends	`DividendsPreferredStock`	$552.00K	USD	Annual
Preferred stock dividends	`DividendsPreferredStock`	$552.00K	USD	Annual
Preferred stock dividends	`DividendsPreferredStock`	$552.00K	USD	Annual
Income (loss) applicable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$34.54M	USD	Annual
Income (loss) applicable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-95.46M	USD	Annual
Income (loss) applicable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-10.01M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$35.09M	USD	Annual
Unrealized gain (loss) and amortization of prior service on pension plans	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-3.56M	USD	Annual
Unrealized gain (loss) and amortization of prior service on pension plans	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$16.74M	USD	Annual
Unrealized gain (loss) and amortization of prior service on pension plans	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-3.28M	USD	Annual
Unrealized (loss) gain on derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$7.98M	USD	Annual
Unrealized (loss) gain on derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$8.44M	USD	Annual
Unrealized (loss) gain on derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$-12.31M	USD	Annual
Total change in accumulated other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$5.16M	USD	Annual
Total change in accumulated other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$4.42M	USD	Annual
Total change in accumulated other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$4.43M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$-89.75M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$-5.04M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTax`	$39.53M	USD	Annual
Basic income (loss) per common share after preferred dividends (in dollars per share)	`EarningsPerShareBasic`	$0.06	USD	Annual
Basic income (loss) per common share after preferred dividends (in dollars per share)	`EarningsPerShareBasic`	$-0.02	USD	Annual
Basic income (loss) per common share after preferred dividends (in dollars per share)	`EarningsPerShareBasic`	$-0.19	USD	Annual
Diluted income (loss) per common share after preferred dividends (in dollars per share)	`EarningsPerShareDiluted`	$-0.02	USD	Annual
Diluted income (loss) per common share after preferred dividends (in dollars per share)	`EarningsPerShareDiluted`	$-0.19	USD	Annual
Diluted income (loss) per common share after preferred dividends (in dollars per share)	`EarningsPerShareDiluted`	$0.06	USD	Annual
Weighted average number of common shares outstanding basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	527.33M	shares	Annual
Weighted average number of common shares outstanding basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	536.19M	shares	Annual
Weighted average number of common shares outstanding basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	490.45M	shares	Annual
Weighted average number of common shares outstanding diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	542.18M	shares	Annual
Weighted average number of common shares outstanding diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	490.45M	shares	Annual
Weighted average number of common shares outstanding diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	527.33M	shares	Annual

Cash Flow Statement 149 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$35.09M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$155.01M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$172.65M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$196.41M	USD	Annual
Fair value adjustments, net	`FairValueAdjustmentsNet`	$-7.08M	USD	Annual
Fair value adjustments, net	`FairValueAdjustmentsNet`	$-15.04M	USD	Annual
Fair value adjustments, net	`FairValueAdjustmentsNet`	$4.69M	USD	Annual
Adjustment of inventory to net realizable value	`InventoryWriteDown`	$1.40M	USD	Annual
Adjustment of inventory to net realizable value	`InventoryWriteDown`	$6.52M	USD	Annual
Adjustment of inventory to net realizable value	`InventoryWriteDown`	-	USD	Annual
Fee on prepayment of debt with shares of common stock	`PaidinkindPrepaymentOfDebtFee`	-	USD	Annual
Fee on prepayment of debt with shares of common stock	`PaidinkindPrepaymentOfDebtFee`	$2.85M	USD	Annual
Fee on prepayment of debt with shares of common stock	`PaidinkindPrepaymentOfDebtFee`	-	USD	Annual
Loss on disposition of properties, plants, equipment and mineral interests	`GainLossOnDispositionOfAssets1`	$-87.00K	USD	Annual
Loss on disposition of properties, plants, equipment and mineral interests	`GainLossOnDispositionOfAssets1`	$-4.64M	USD	Annual
Loss on disposition of properties, plants, equipment and mineral interests	`GainLossOnDispositionOfAssets1`	$-572.00K	USD	Annual
Provision for reclamation and closure costs	`EnvironmentalExpenseAndLiabilities`	$6.91M	USD	Annual
Provision for reclamation and closure costs	`EnvironmentalExpenseAndLiabilities`	$6.19M	USD	Annual
Provision for reclamation and closure costs	`EnvironmentalExpenseAndLiabilities`	$11.51M	USD	Annual
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$48.05M	USD	Annual
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$29.97M	USD	Annual
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$3.82M	USD	Annual
Stock compensation	`ShareBasedCompensation`	$6.46M	USD	Annual
Stock compensation	`ShareBasedCompensation`	$6.08M	USD	Annual
Stock compensation	`ShareBasedCompensation`	$5.67M	USD	Annual
Amortization of loan origination fees	`AmortizationOfFinancingCosts`	$1.90M	USD	Annual
Amortization of loan origination fees	`AmortizationOfFinancingCosts`	$2.64M	USD	Annual
Amortization of loan origination fees	`AmortizationOfFinancingCosts`	$3.67M	USD	Annual
Foreign exchange (gain) loss	`ForeignCurrencyTransactionGainLossBeforeTax`	$-2.68M	USD	Annual
Foreign exchange (gain) loss	`ForeignCurrencyTransactionGainLossBeforeTax`	$-8.03M	USD	Annual
Foreign exchange (gain) loss	`ForeignCurrencyTransactionGainLossBeforeTax`	$79.00K	USD	Annual
Other non-cash items	`OtherNoncashIncomeExpense`	$-681.00K	USD	Annual
Other non-cash items	`OtherNoncashIncomeExpense`	$-1.79M	USD	Annual
Other non-cash items	`OtherNoncashIncomeExpense`	$-42.00K	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$5.41M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$1.08M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$10.94M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-16.15M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$13.21M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-16.92M	USD	Annual
Other current and non-current assets	`IncreaseDecreaseInOtherOperatingAssets`	$-15.62M	USD	Annual
Other current and non-current assets	`IncreaseDecreaseInOtherOperatingAssets`	$1.68M	USD	Annual
Other current and non-current assets	`IncreaseDecreaseInOtherOperatingAssets`	$-2.38M	USD	Annual
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-24.36M	USD	Annual
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-795.00K	USD	Annual
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$19.38M	USD	Annual
Accrued payroll and related benefits	`IncreaseDecreaseInAccruedSalaries`	$1.27M	USD	Annual
Accrued payroll and related benefits	`IncreaseDecreaseInAccruedSalaries`	$9.23M	USD	Annual
Accrued payroll and related benefits	`IncreaseDecreaseInAccruedSalaries`	$14.45M	USD	Annual
Accrued taxes	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$6.46M	USD	Annual
Accrued taxes	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$-3.15M	USD	Annual
Accrued taxes	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$3.56M	USD	Annual
Accrued reclamation and closure costs and other non-current liabilities	`IncreaseDecreaseInAccruedReclamationAndClosureCostsAndOtherNonCurrentLiabilities`	$-2.13M	USD	Annual
Accrued reclamation and closure costs and other non-current liabilities	`IncreaseDecreaseInAccruedReclamationAndClosureCostsAndOtherNonCurrentLiabilities`	$-7.53M	USD	Annual
Accrued reclamation and closure costs and other non-current liabilities	`IncreaseDecreaseInAccruedReclamationAndClosureCostsAndOtherNonCurrentLiabilities`	$3.08M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$220.34M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$180.79M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$120.87M	USD	Annual
Additions to properties, plants, equipment and mineral interests	`PaymentsToAcquirePropertyPlantAndEquipment`	$121.42M	USD	Annual
Additions to properties, plants, equipment and mineral interests	`PaymentsToAcquirePropertyPlantAndEquipment`	$109.05M	USD	Annual
Additions to properties, plants, equipment and mineral interests	`PaymentsToAcquirePropertyPlantAndEquipment`	$91.02M	USD	Annual
Purchase of carbon credits	`PaymentsForCarbonCredits`	$869.00K	USD	Annual
Purchase of carbon credits	`PaymentsForCarbonCredits`	-	USD	Annual
Purchase of carbon credits	`PaymentsForCarbonCredits`	-	USD	Annual
Proceeds from sale or exchange of investments	`ProceedsFromSaleOfInvestments`	$1.81M	USD	Annual
Proceeds from sale or exchange of investments	`ProceedsFromSaleOfInvestments`	-	USD	Annual
Proceeds from sale or exchange of investments	`ProceedsFromSaleOfInvestments`	$1.76M	USD	Annual
Proceeds from disposition of properties, plants, equipment and mineral interests	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$183.00K	USD	Annual
Proceeds from disposition of properties, plants, equipment and mineral interests	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$331.00K	USD	Annual
Proceeds from disposition of properties, plants, equipment and mineral interests	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$1.08M	USD	Annual
Purchases of investments	`PaymentsToAcquireInvestments`	$2.22M	USD	Annual
Purchases of investments	`PaymentsToAcquireInvestments`	-	USD	Annual
Purchases of investments	`PaymentsToAcquireInvestments`	$389.00K	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-92.90M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-107.03M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-119.87M	USD	Annual
Proceeds from issuance of common stock, net of offering costs	`ProceedsFromIssuanceOfCommonStock`	$49.02M	USD	Annual
Proceeds from issuance of common stock, net of offering costs	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Proceeds from issuance of common stock, net of offering costs	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Dividends paid to common and preferred stockholders	`PaymentsOfDividends`	$9.15M	USD	Annual
Dividends paid to common and preferred stockholders	`PaymentsOfDividends`	$20.67M	USD	Annual
Dividends paid to common and preferred stockholders	`PaymentsOfDividends`	$5.47M	USD	Annual
Debt issuance and credit facility fees paid	`PaymentsOfDebtIssuanceCosts`	$116.00K	USD	Annual
Debt issuance and credit facility fees paid	`PaymentsOfDebtIssuanceCosts`	$976.00K	USD	Annual
Debt issuance and credit facility fees paid	`PaymentsOfDebtIssuanceCosts`	$1.36M	USD	Annual
Acquisition of treasury shares from employee equity awards	`PaymentsForRepurchaseOfCommonStock`	$2.23M	USD	Annual
Acquisition of treasury shares from employee equity awards	`PaymentsForRepurchaseOfCommonStock`	$2.75M	USD	Annual
Acquisition of treasury shares from employee equity awards	`PaymentsForRepurchaseOfCommonStock`	$4.53M	USD	Annual
Borrowings of debt	`ProceedsFromIssuanceOfLongTermDebt`	$716.33M	USD	Annual
Borrowings of debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Borrowings of debt	`ProceedsFromIssuanceOfLongTermDebt`	$279.50M	USD	Annual
Repayments of debt	`RepaymentsOfDebt`	$279.50M	USD	Annual
Repayments of debt	`RepaymentsOfDebt`	-	USD	Annual
Repayments of debt	`RepaymentsOfDebt`	$716.50M	USD	Annual
Repayments of finance leases	`FinanceLeasePrincipalPayments`	$7.29M	USD	Annual
Repayments of finance leases	`FinanceLeasePrincipalPayments`	$7.16M	USD	Annual
Repayments of finance leases	`FinanceLeasePrincipalPayments`	$5.95M	USD	Annual
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-32.60M	USD	Annual
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-19.38M	USD	Annual
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$33.19M	USD	Annual
Effect of exchange rates on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-530.00K	USD	Annual
Effect of exchange rates on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-1.11M	USD	Annual
Effect of exchange rates on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$875.00K	USD	Annual
Net increase in cash, cash equivalents and restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$67.41M	USD	Annual
Net increase in cash, cash equivalents and restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$35.06M	USD	Annual
Net increase in cash, cash equivalents and restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$80.18M	USD	Annual
Cash, cash equivalents and restricted cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.48M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$211.06M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$130.88M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$28.41M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.48M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$211.06M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$130.88M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$28.41M	USD	Point-in-time
Interest	`InterestPaidNet`	$42.97M	USD	Annual
Interest	`InterestPaidNet`	$37.56M	USD	Annual
Interest	`InterestPaidNet`	$34.85M	USD	Annual
Income and mining taxes	`IncomeTaxesPaidNet`	$7.91M	USD	Annual
Income and mining taxes	`IncomeTaxesPaidNet`	$-12.11M	USD	Annual
Income and mining taxes	`IncomeTaxesPaidNet`	$-3.38M	USD	Annual
Adjustment to common stock and warrants issued for acquisition of another company	`NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssuedValue`	-	USD	Annual
Adjustment to common stock and warrants issued for acquisition of another company	`NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssuedValue`	$-325.00K	USD	Annual
Adjustment to common stock and warrants issued for acquisition of another company	`NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssuedValue`	-	USD	Annual
Addition of finance lease obligations	`CapitalLeaseObligationsIncurred`	$4.87M	USD	Annual
Addition of finance lease obligations	`CapitalLeaseObligationsIncurred`	$9.11M	USD	Annual
Addition of finance lease obligations	`CapitalLeaseObligationsIncurred`	$6.51M	USD	Annual
Recognition of operating lease liabilities and right-of-use assets	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	-	USD	Annual
Recognition of operating lease liabilities and right-of-use assets	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$22.36M	USD	Annual
Recognition of operating lease liabilities and right-of-use assets	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$4.87M	USD	Annual
Common stock contributed to pension plans	`CommonStockContributedToPensionPlans`	$22.25M	USD	Annual
Common stock contributed to pension plans	`CommonStockContributedToPensionPlans`	$16.03M	USD	Annual
Common stock contributed to pension plans	`CommonStockContributedToPensionPlans`	$3.60M	USD	Annual
Common stock issued for 401(k) match	`CommonStockIssuedFor401KMatch`	$4.62M	USD	Annual
Common stock issued for 401(k) match	`CommonStockIssuedFor401KMatch`	$4.34M	USD	Annual
Common stock issued for 401(k) match	`CommonStockIssuedFor401KMatch`	$3.86M	USD	Annual
Payment of accrued compensation in restricted stock units	`RestrictedStockExpense`	-	USD	Annual
Payment of accrued compensation in restricted stock units	`RestrictedStockExpense`	$8.27M	USD	Annual
Payment of accrued compensation in restricted stock units	`RestrictedStockExpense`	$5.10M	USD	Annual
Common Stocks issued for prepayment of debt	`StockIssued1`	$33.46M	USD	Annual
Common Stocks issued for prepayment of debt	`StockIssued1`	-	USD	Annual
Common Stocks issued for prepayment of debt	`StockIssued1`	-	USD	Annual
Equity securities received from exchange of investments	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	-	USD	Annual
Equity securities received from exchange of investments	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	$3.63M	USD	Annual
Equity securities received from exchange of investments	`ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset`	-	USD	Annual
Marketable equity securities received for sale of mineral interest	`MarketableEquitySecuritiesReceivedForSaleOfMineralInterest`	-	USD	Annual
Marketable equity securities received for sale of mineral interest	`MarketableEquitySecuritiesReceivedForSaleOfMineralInterest`	-	USD	Annual
Marketable equity securities received for sale of mineral interest	`MarketableEquitySecuritiesReceivedForSaleOfMineralInterest`	$2.26M	USD	Annual

Stockholders Equity 61 line items

Line Item	Tag	Value	Unit	Period
Stock issued to directors, shares (in shares)	`StockIssuedDuringPeriodSharesDirectors`	391,000.00	shares	Annual
Stock issued to directors, shares (in shares)	`StockIssuedDuringPeriodSharesDirectors`	207,000.00	shares	Annual
Stock issued to directors, shares (in shares)	`StockIssuedDuringPeriodSharesDirectors`	253,000.00	shares	Annual
Common stock issued for cash, shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	21.41M	shares	Annual
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	1.88M	shares	Annual
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	1.58M	shares	Annual
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	685,000.00	shares	Annual
Common stock issued for prepayment of debt , shares (in shares)	`StockIssuedDuringPeriodSharesPrepaymentOfDebt`	10.65M	shares	Annual
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.02	USD	Annual
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.01	USD	Annual
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.04	USD	Annual
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$2.63	USD	Annual
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$2.63	USD	Annual
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$2.63	USD	Annual
Common stock issued for employee incentive compensation, shares (in shares)	`StockIssuedDuringPeriodSharesShareBasedCompensation`	3.60M	shares	Annual
Common stock issued for employee incentive compensation, shares (in shares)	`StockIssuedDuringPeriodSharesShareBasedCompensation`	2.80M	shares	Annual
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	2.87M	shares	Annual
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	2.38M	shares	Annual
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	4.50M	shares	Annual
Balance	`StockholdersEquity`	$1.76B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.70B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.69B	USD	Point-in-time
Restricted stock unit distributions, shares (in shares)	`RestrictedStockUnitDistributionsShares`	1.65M	shares	Annual
Balance	`StockholdersEquity`	$1.71B	USD	Point-in-time
Restricted stock unit distributions, shares (in shares)	`RestrictedStockUnitDistributionsShares`	1.16M	shares	Annual
Restricted stock unit distributions, shares (in shares)	`RestrictedStockUnitDistributionsShares`	1.70M	shares	Annual
Treasury shares issued to charitable foundation, shares (in shares)	`StockIssuedDuringPeriodSharesTreasuryStockReissued`	650,000.00	shares	Annual
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$35.09M	USD	Annual
Adjustment to fair value of warrants issued for purchase of another company	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$325.00K	USD	Annual
Stock issued to directors	`StockIssuedDuringPeriodValueDirectors`	$1.84M	USD	Annual
Stock issued to directors	`StockIssuedDuringPeriodValueDirectors`	$1.49M	USD	Annual
Stock issued to directors	`StockIssuedDuringPeriodValueDirectors`	$455.00K	USD	Annual
Common stock issued for cash, net of offering costs	`StockIssuedDuringPeriodValueNewIssues`	$49.02M	USD	Annual
Stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$3.86M	USD	Annual
Stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$4.34M	USD	Annual
Stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$4.62M	USD	Annual
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$4.97M	USD	Annual
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$4.24M	USD	Annual
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$5.21M	USD	Annual
Common stock issued for prepayment of debt	`StockIssuedDuringPeriodValuePrepaymentOfDebt`	$33.46M	USD	Annual
Common stock and Series B Preferred stock dividends declared	`Dividends`	$20.67M	USD	Annual
Common stock and Series B Preferred stock dividends declared	`Dividends`	$5.47M	USD	Annual
Common stock and Series B Preferred stock dividends declared	`Dividends`	$9.15M	USD	Annual
Common stock issued for employee incentive compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$3.83M	USD	Annual
Common stock issued for employee incentive compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$6.68M	USD	Annual
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$22.25M	USD	Annual
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$3.60M	USD	Annual
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$16.03M	USD	Annual
Restricted stock unit distributions	`RestrictedStockUnitDistributions`	$-1.48M	USD	Annual
Restricted stock unit distributions	`RestrictedStockUnitDistributions`	$-636.00K	USD	Annual
Restricted stock unit distributions	`RestrictedStockUnitDistributions`	$-4.53M	USD	Annual
Change, net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$5.16M	USD	Annual
Change, net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$4.42M	USD	Annual
Change, net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$4.43M	USD	Annual
Treasury shares issued to charitable foundation	`TreasuryStockReissuedAtLowerThanRepurchasePrice`	$-1.97M	USD	Annual
Balance	`StockholdersEquity`	$1.76B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.70B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.69B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.71B	USD	Point-in-time

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.